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1988-2004 KX500 Billet Engine Cases

Sale price $1,850.00

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These billet KX500 engine cases are the ideal solution for anyone looking to take their 1988-2004 KX500 build to the next level! Use these with all of your original or aftermarket KX500 internals and your engine will be ready to drop back in with no modifications to the stock chassis. These cases feature some additional upgrades over the stock ones such as optimized transfer ports and a hydraulic clutch that uses the stock clutch line and master cylinder cylinder from the 2019+ KX450!

What's Included?

  • Billet Left and Right center cases
  • Billet clutch slave cylinder
  • 316 Stainless Steel case saver
  • 316 Stainless Steel swingarm bushings

What's Needed?

  • Donor 1988-2004 KX500 engine
  • All bearings, seals
  • OEM or TSO clutch cover 

Compatibility

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Year Make Model

Customer Reviews

Overall rating: 4.9 / 5 from 56 reviews.

Customer photo review of 2017-2025 Honda CRF450r/CRF250r Billet Gas Cap

Unfortunately, the gas cap got scratched during shipping, but after a few friendly emails, the problem was resolved perfectly for both sides. Friendly service, quick solutions, absolutely reliable Top-notch shop👍

2017-2025 Honda CRF450r/CRF250r Billet Gas Cap

Customer photo review of 1988-2004 KX500 Billet Engine Cases

Amazing!!! Luke is so helpful. These cases are amazing and a direct fit of my old cases. All parts are equally made and not one is below my standards

1988-2004 KX500 Billet Engine Cases

The best machined pieces I have ever seen. I have wanted a two piece KX500 billet side cover for a long time and can't wait to install it. So trick!

1986-2004 KX500 Two-Piece Billet Side Cover

Very quick shipping, and super pleased with the quality of this stator cover! The anodized black blends nicely with the satin black powder coat on my KX500 engine.

1983+ KX500 Billet Stator Cover- Kawasaki Logo

Quality parts!!! Very happy with what I received for the money!! Fit and finish is top tier. Also happy to support a company who is helping keep these two strokes alive! I will be back for more parts soon!

Billet Rear Silencer Bracket | KX500 & KX250

Bearings were a perfect fit. A couple of shaft bearings were on back order, which I reicieved shortly after a majority of my orders arrived. Quality of everything is immaculate I would certainly do business with Luke again. I honestly wish I could have purchased the billet cases for my kx500af build after seeing the precision on the covers and head. Highly recommend TSO

1986-2004 Kawasaki KX500 Complete Engine Bearing Kit

I ordered the case saver for my 98 kx250, the price of the TSO case saver was very close to the same as the original kawasaki one. The difference is huge, The TSO case saver is made of stainless steel for extra strength and great looks. Shipping and customer service was very fast and included mounting hardware. First time I ordered from TSO, but it won't be my last. Thanks TSO for offering a quality part and great customer service!

1992–2004 KX250 Case Saver| 316 Stainless Steel

So the cylinder head is immaculate and performs perfectly with the decompression valve. Much much easier to start this 500cc 2 stroke. I just wish I the decompression valve was coming off the side instead of straight out the top. Decompression valve creates interference taking out the spark plug when everything is mounted and the bike is together. Purchased a new wrench to remove the spark plug and all is ok. Overall happy 😁

1989-2004 Kawasaki KX500 Billet Cylinder Head Kit

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